103721960

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{42509}}^1$

素因数の和:42581

約数の個数: 32

約数和(自身を含む): 237205800

約数和(自身を除く): 133483840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 42509, 85018, 170036, 212545, 340072, 425090, 850180, 1700360, 2593049, 5186098, 10372196, 12965245, 20744392, 25930490, 51860980, 103721960]

約数ペア:

[(1, 103721960), (2, 51860980), (4, 25930490), (5, 20744392), (8, 12965245), (10, 10372196), (20, 5186098), (40, 2593049), (61, 1700360), (122, 850180), (244, 425090), (305, 340072), (488, 212545), (610, 170036), (1220, 85018), (2440, 42509)]